JPH10240233A - Assistant base for sequencer for piano - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an assistant base for a sequencer which makes it possible the arrange the sequencer at an easy-to-operate position for an upright piano. SOLUTION: The assistant base 10 for the sequencer 1 consists of two engagement plates 11 and 12 and two bridging plates 13 and 14. The engagement plates 11 and 12 have engagement parts 11a and 12a for engaging the upper end part with the upper edge of the top front plate 5 of the piano and also has abutting parts 11b and 12b made to abut against the upper front plate 5 vertically and holding parts 11c and 12c for holding the sequencer 1. The bridging plates 13 and 14 have holes which are wide enough to insert screws 15. The bridging plates 13 and 14 are arranged laterally bridging the engagement plates 11 and 12 and assembled with the screws 15. Consequently, the assistant base 10 is installed in front of the upper front plate 5 of the piano and the sequencer 1 is mounted on it, so a player on a chair can easily operate the sequencer 1.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a piano sequencer supporting table suitable for arranging a sequencer for performing predetermined signal processing on a piano at a position where a player can easily operate the sequencer.

[0002]

2. Description of the Related Art Conventionally, upright pianos are provided with a mute function so that they can be played without worrying about the sound of the piano even in an apartment complex or the like, and a player is instructed to press a key in accordance with a pre-stored music. There is a type having various functions, such as a type having a key pressing instruction function to perform a piano, or an automatic performance function of automatically playing a piano in accordance with music stored in advance.

[0003] In these pianos, in order to realize various functions, the movement of a key or a hammer is detected and a mid is performed.
A signal processing sequencer for outputting an i signal or outputting a signal for driving a hammer or displaying an indicator according to a Midi signal is separately provided. Since the upright piano does not have a dedicated mounting table for mounting such a sequencer, conventionally, as shown in FIG. 6, for example, the sequencer 103 is mounted on the upper surface of the roof 101 of the piano 100. Was like that.

[0004]

However, since the sequencer is usually provided with an operation section on its upper surface, if the sequencer is placed on the piano roof as in the prior art, the The player could not operate the sequencer while sitting on the chair, and the player had to stand up each time to operate the sequencer. Further, when the performer is a small child, the operation unit cannot be reached even when the player stands up, and the sequencer cannot be operated.

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and has as its object to provide an auxiliary stand for a sequencer which can be arranged at a position where the sequencer can be easily operated with respect to an upright piano.

[0006]

Means for Solving the Problems, Embodiments of the Invention, and Effects of the Invention The present invention has been made to achieve the above-mentioned object, and the invention described in claim 1 provides a piano with a predetermined It is characterized by comprising a mounting portion for mounting a sequencer for performing signal processing, and a fixing portion for fixing the mounting portion to a predetermined position on the front surface of the piano.

According to the first aspect of the present invention, the sequencer can be placed at a position where the performer can operate it while sitting on a chair. According to a second aspect of the present invention, in the auxiliary base for a piano sequencer according to the first aspect, the fixing portion is configured to be engageable with an upper end edge of an upper front plate of the piano. According to the second aspect of the present invention, the sequencer can be placed at a position where it is easy to operate.

According to a third aspect of the present invention, in the auxiliary table for a sequencer for a piano according to the second aspect, an elongated fixed part formed at one end thereof so as to be engageable with an upper end edge of the upper front plate is provided.
And a bridging plate for arranging the two engaging plates in parallel at a predetermined interval. The sequencer is mounted by screwing the bridging plate and the bridging plate. It is characterized in that a mounting portion that can be mounted is formed. According to the third aspect of the present invention, when the auxiliary stand is attached, the auxiliary stand can be assembled on the spot or brought in a compact state in a disassembled form.
It can be installed on new pianos or on existing pianos by purchasing auxiliary stands.

According to a fourth aspect of the present invention, in the auxiliary table for a piano sequencer according to the third aspect, one of the bridging plate and the engaging plate is a screw capable of screwing the screw for screwing. A hole, and the other is provided with an insertion hole through which the screw can be inserted, and the insertion hole is a long hole long in the arrangement direction of the engagement plates. According to the fourth aspect of the present invention, since there is a long hole, the interval between the engagement plates can be adjusted according to the width of the sequencer.

[0010] The invention described in claim 5 is the invention according to claim 3 or 4.
Wherein each of the engagement plates has a bent portion bent forward of the upper front plate from a vertical portion extending straight from the fixing portion along the upper front plate, The mounting portion is formed by a bent portion of each engagement plate and a bridging plate connecting the bent portions by the screw. According to the fifth aspect of the present invention, the sequencer can be placed near the player, so that the operation is easy. Further, when the mounting portion is simply provided vertically, it is necessary to fix the sequencer so as not to fall down, but it is difficult to drop because the mounting portion is inclined.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of an auxiliary table for a sequencer for performing predetermined signal processing on an upright piano will be described with reference to the drawings. In the first embodiment, as shown in FIGS. 1 and 2, the sequencer 1 is mounted on an auxiliary table 10 and provided on the front surface of an upper front plate 5 of a piano.

The sequencer 1 has a shape as shown in FIG. 1A and has an operation surface 3 on the upper surface. As shown in FIG. 1B, the auxiliary table 10 has two engaging plates 11 and 12.
And two bridging plates 13, 14 and screws 15 for screwing these plates.

The engaging plates 11 and 12 have L-shaped engaging portions 11a and 12a having a width large enough to be hooked so as to sandwich the upper front plate 5 of the piano at the upper end. The contact portions 11b and 12b which vertically contact the front surface from the upper end edge of the upper front plate 5 and the mounting portions 11c and 12 which are bent and extended toward the front to hold the lower surface of the sequencer 1.
c. The mounting portions 11c and 12c are provided so as to protrude outwardly from the surrounding plates 11d and 12d for supporting the sequencer 1 so as not to be shifted laterally or downward. Further, the vertical portions 11b and 12b and the placing portions 11c and 12
c, screw holes (not shown) for screwing the bridging plates 13 and 14 to be brought into contact with the engaging plates 11 and 1 are provided.
2 is provided for each.

The bridging plate 13 has long holes 13a and 13b having a hole large enough to allow the screw 15 to pass through and having a play extending in the longitudinal direction. The bridging plate 14 also has elongated holes 14a and 14b similar to the bridging plate 13. This long hole 13a,
13b, 14a and 14b allow the installation width of the engagement plates 11 and 12 to be adjusted according to the size of the sequencer.

As shown in FIG. 1B, the auxiliary platform 10 abuts the two bridging plates 13 and 14 so as to bridge the two engaging plates 11 and 12 respectively. Then, the auxiliary table 10 is assembled by screwing with the screw 15. The assembled support table 10 is shown in FIG.
As shown in the figure, engaging portions 11a, 12a
Is hooked and fixed with a thumb screw 17 provided on the back side.

In this case, since the sequencer 1 is provided on the front surface of the upper front plate 5 of the piano, even a small child can reach the operation surface 3 of the sequencer 1 while sitting on a chair. . FIG. 2 shows a second embodiment.
As shown in (b), the mounting portion of the sequencer is also vertically extended by extending the vertical portion, and the sequencer 1 is vertically supported on the auxiliary table 20.

In this case, the sequencer does not have to protrude forward. Although the embodiments of the present invention have been described above, various embodiments can be made without departing from the scope of the present invention. For example, in the above embodiment, the auxiliary table is described as being provided by engaging with the upper edge of the upper front plate.
As in the embodiment, a part of the upper front plate 5 may be cut out, and the engaging portion 31 may be engaged with the cut-out upper edge to fix the auxiliary stand 30. Alternatively, in the fourth embodiment shown in FIG. As described above, the auxiliary table 40 is provided on the bottom surface of the shelf 7 so as to be rotatable as indicated by an arrow,
When playing the piano, the auxiliary stand 4
0 may be lifted and stopped by supporting the lower surface or side surface of the auxiliary table 40 with a stop member (not shown). Note that the auxiliary table 40 may be rotatably provided on the front surface of the lower front plate.

Further, as in the fifth embodiment shown in FIG. 5, the auxiliary stand 50 is placed on a drawer provided in front of the lower front plate 8, and when playing the piano, the auxiliary stand is pulled out to the position shown by the dotted line. May be used. In addition, the drawer of the auxiliary table 50 may be provided so as to be suspended from the lower surface of the shelf board.

When the auxiliary table 50 is provided below the shelf plate 7 so as to be rotatable or drawable, when the sequencer is not used as shown by a solid line in FIGS. (And the sequencer) can be stored and placed below the shelf. When the auxiliary table is put in and out of the side of the player in this manner, the operation of the sequencer is facilitated by setting the operation surface of the sequencer toward the player.

In the first and second embodiments, the long holes are formed in the bridging plate. However, the long holes extending in the arrangement direction may be formed in the engaging plate, and the bridging plate may be screwed to the bridging plate. . However, the embodiment is superior because the plate width of the engagement plate needs to be wide.

[Brief description of the drawings]

1A and 1B show a main part of an auxiliary table for a sequencer of a piano according to a first embodiment, wherein FIG. 1A is a perspective view of a sequencer, and FIG. 1B is a perspective view of the auxiliary table.

FIG. 2 is a cross-sectional view illustrating a main part of an auxiliary part for a sequencer of the piano according to the first and second embodiments.

FIGS. 3A and 3B show a main part of an auxiliary base for a sequencer of a piano according to a third embodiment, wherein FIG. 3A is a partial cross-sectional view as viewed from the side, and FIG.

FIG. 4 is a side view showing an essential part of an auxiliary base for a sequencer of a piano according to a fourth embodiment.

FIG. 5 is a side view showing an essential part of an attachment of an auxiliary table for a sequencer of a piano according to a fifth embodiment.

FIG. 6 is a side view showing a mounting state of a conventional sequencer of a piano.

[Explanation of symbols]

1: Sequencer, 5: Upper front plate, 10, 20, 30, 4
0, 50: auxiliary table, 11, 12: engagement plate, 13,
14 bridge plate, 13a, 13b, 14a, 14
b: long hole, 15: screw.

──────────────────────────────────────────────────の Continued on the front page (51) Int.Cl. ⁶ Identification code FI G10H 1/32 G10H 1/32 Z

Claims (5)

[Claims] 1. A mounting portion for mounting a sequencer for performing predetermined signal processing on a piano, and a fixing portion for fixing the mounting portion to a predetermined position on the front surface of the piano. An auxiliary table for a piano sequencer characterized by the following. 2. The auxiliary table for a piano sequencer according to claim 1, wherein the fixing portion is configured to be engageable with an upper end edge of an upper front plate of the piano. 3. An elongated engagement plate having a fixed portion formed at one end thereof and engageable with an upper edge of the upper front plate, and the two engagement plates are arranged in parallel at a predetermined interval. 3. A mounting portion on which the sequencer can be mounted, comprising a bridging plate for disposing, and screwing the engaging plate and the bridging plate together. Auxiliary stand for piano sequencer. 4. One of the bridging plate and the engaging plate has a screw hole into which the screw for screwing can be screwed, and the other has an insertion hole through which the screw can be inserted. 4. The auxiliary table for a piano sequencer according to claim 3, wherein the holes are elongated holes in the arrangement direction of the engagement plates. 5. Each of the engagement plates has a bent portion bent from the vertical portion extending straight from the fixing portion along the upper front plate to the front of the upper front plate. The auxiliary table for a piano sequencer according to claim 3 or 4, wherein the auxiliary table is formed by a bent portion of each engagement plate and a bridging plate connecting the bent portions by the screw.